SOLUTION: Coffee drinkers. Among 100 coffee drinkers, 36 said they preferred their coffee black and the rest did not prefer their coffee black. Find the ratio of those who prefer black coffe

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Question 308014: Coffee drinkers. Among 100 coffee drinkers, 36 said they preferred their coffee black and the rest did not prefer their coffee black. Find the ratio of those who prefer black coffee to those who prefer nonblack coffee.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
36/(100-36)=36/64=9/16 ans.